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Finding the Fourth Proportional to 653,392.08, 901,677.60 and 366,937.20

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Solution

The fourth proportional to 653,392.08, 901,677.60 and 366,937.20 is: 506,371.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,392.08 : 901,677.60 = 366,937.20 : x
  2. Step 2: Convert to fraction form
    653,392.08/901,677.60 = 366,937.20/x
  3. Step 3: Cross multiply
    653,392.08x = 901,677.60 × 366,937.20
  4. Step 4: Simplify right side
    653,392.08x = 330,859,053,846.72
  5. Step 5: Solve for x
    x = 330,859,053,846.72/653,392.08
  6. Step 6: Final answer
    x = 506,371.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.